AD 86-01-03

86-01-03 LOCKHEED-CALIFORNIA COMPANY: Amendment 39-5211. Applies to Lockheed Model L-1011 series airplanes, certificated in any category. Compliance required as indicated, unless previously accomplished within 90 days prior to the effective date of this AD.

To prevent loss of the availability of one or more passenger doors during an emergency evacuation due to malfunction of the door emergency mode opening system, accomplish the following:

A. Within 30 days after the effective date of this AD, test and repair prior to further flight, as necessary, all passenger doors in accordance with Lockheed Service Bulletin 093-52-206, dated December 20, 1985, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region.

B. Alternate means of compliance with this AD which provide an acceptable level of safety may be used when approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region.

C. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a base for accomplishment of the tests or modifications required by this AD.

All persons affected by this directive who have not already received the appropriate service documents from the manufacturer may obtain copies upon request to Lockheed-California Company, P.O. Box 551, Burbank, California 91520, Attention: Commercial Support Contracts, Dept. 63-11, U-33, B-1. These documents may also be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or the Los Angeles Aircraft Certification Office, 4344 Donald Douglas Drive, Long Beach, California.

This amendment becomes effective January 21, 1986.